Podosphaera cercidiphylliPodosphaera cercidiphylli is a species of powdery mildew in the family Erysiphaceae. It is found in East Asia, where it infects plants in the genus Cercidiphyllum.DescriptionThe fungus forms thin, white irregular patches on the leaves of its host. Podosphaera ''cercidiphylli, like most Erysiphaceae, is highly host-specific and infects only the genus Cercidiphyllum''.TaxonomyThe fungus was formally described in 1986 by Tanda and Y. Nomura. The specific epithet derives from the name of the host genus.